Pith Number

pith:7XLABDYK

pith:2019:7XLABDYKVXIXE645EEY36XQGVU

not attested not anchored not stored refs pending

Catalog of Chromium, Cobalt, and Nickel Abundances in Globular Clusters and Dwarf Galaxies

2), (2) The Harker School, 3), (3) Irvington High School, (4) Max-Planck Institute for Astronomy), Evan N. Kirby (1), Justin L. Xie (1, Maria Bergemann (4) ((1) Caltech, Mikhail Kovalev (4), Rachel Guo (1

arxiv:1906.08284 v2 · 2019-06-19 · astro-ph.SR · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7XLABDYKVXIXE645EEY36XQGVU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:42:02.009898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdd6008f0aadd1727b9d2131bf5e06ad0a01c88cf1b66f3e2a56742801f2c1c6

Aliases

arxiv: 1906.08284 · arxiv_version: 1906.08284v2 · doi: 10.48550/arxiv.1906.08284 · pith_short_12: 7XLABDYKVXIX · pith_short_16: 7XLABDYKVXIXE645 · pith_short_8: 7XLABDYK

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/7XLABDYKVXIXE645EEY36XQGVU \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: fdd6008f0aadd1727b9d2131bf5e06ad0a01c88cf1b66f3e2a56742801f2c1c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3aa0862b62d2638e036443fc962f262f2781744abd1908daec5730219934f402",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-06-19T18:04:29Z",
    "title_canon_sha256": "5e44a48e0ca2ab94f40b02e2d86a0398045045617933f0b407c5d47a6a10453a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.08284",
    "kind": "arxiv",
    "version": 2
  }
}